Maintenance

Driven Disc Replacement (Continued)

Driven Disc Bearing Replacement

 

2. Using needle nose pliers, unhook the drive spring

 

 

 

 

 

 

 

 

 

!

WARNING

!

 

(A, Figure 29) and slide the driven disc assembly

 

 

 

 

off the hex shaft.

 

 

DO NOT attempt any maintenance, adjustments or

3. Remove the two snap rings (A, Figure 30) which

 

service with engine and blade running. STOP engine

 

secure the rubber driven disc (B) to the driven disc

 

and blade. Disconnect spark plug wire and secure

 

assembly.

 

 

away from spark plug. Engine and components are

4. Install a new rubber driven disc onto the driven

 

HOT. Avoid serious burns, allow sufficient time for all

 

disc assembly, and secure with the retaining rings.

 

components to cool.

 

5. Reverse the above procedures for reassembly and

 

 

 

 

 

 

IMPORTANT: The bearing on these machines is

 

 

installation of the driven disc assembly.

 

 

 

 

staked into the thrust plate. The bearing will have to be

 

 

 

driven out with a mallet and a large punch. A new bear-

 

 

 

ing with four retaining screws will have to be purchased

 

 

 

to replace existing bearing.

 

 

 

 

If the driven disc bearing requires replacement, replace

 

 

 

the bearing as follows:

 

 

 

 

 

1. Remove the driven disc assembly. Refer to the

 

 

Reproduction

 

 

A

 

 

 

 

Section entitled “Driven Disc Replacement”.

 

 

 

 

2. Remove both s ap ri gs (A, Figure 30) that

 

 

 

 

 

 

 

secure the rubber driven disc (B) to the thrust

 

 

 

 

3.

plate.

 

 

 

 

 

Slide he rubber driven disc hub out of the bearing.

 

 

 

4.

Drive out

he ex sting bearing (C).

 

 

 

 

 

5. Install a new bearing and secure to the thrust plate

 

 

 

 

 

 

with fo

retaining screws. Tighten the screws

 

 

 

 

 

 

 

sec rely.

 

 

 

 

 

 

6. Reassemble the components in reverse order.

 

Figure 29: Removing the driven disc assembly

NOTE: Be sure to replace the shim washer (D) when

 

 

 

reassembling the driven disc assembly.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D

 

C

A

B

Figure 30: Replacing the driven disc

en

25

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Image 25
Snapper 780084-01, 7800841-01 Driven Disc Replacement Driven Disc Bearing Replacement, Removing the driven disc assembly
Page 24 Page 26

7800841-01, 780084-01, 7800842-01 specifications

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